Rael Dornfest is Chief Technology Officer at O'Reilly Media. He assesses, experiments, programs, fiddles, fidgets, and writes for the O'Reilly Network and various O'Reilly publications. Rael is Series Editor of the O'Reilly Hacks series and has edited, contributed to, and co-authored various O'Reilly books, including Mac OS X Panther Hacks, Mac OS X Hacks, Google Hacks, Essential Blogging, and Peer to Peer: Harnessing the Power of Disruptive Technologies. He is also Program Chair for the O'Reilly Emerging Technology Conference. In his copious free time, Rael develops bits and bobs of freeware, particularly the Blosxom weblog application, is Editor in Chief of MobileWhack, and (more often than not) maintains his Raelity Bytes weblog. Paul Bausch is a co-creator of the weblog software Blogger, maintains a directory of Oregon-based weblogs at ORblogs.com, and is the author of the forthcoming Yahoo! Hacks. Among his recent applications is BookWatch, a site that scans weblogs for book mentions, analyzes them to find the most frequently mentioned books, and uses the Amazon API to display the results. Paul is also an accomplished writer, and is the co-author of We Blog: Publishing Online with Weblogs, published by Wiley; and Amazon Hacks, from O'Reilly Media. Tara Calishain is the creator of the site, ResearchBuzz. She is an expert on Internet search engines and how they can be used effectively in business situations.